1. Write 5 highest level of magnitude and intensity volcanic eruption of the mayon volcano based from the gathered data, make a graph that shows the highest earthquake intensity scale and its magnitude range from the timeline 1616 - 1814,1990-1995,2001-2006 2009- 2011,2013-2021. Use graphing paper or computer application to graph the relation of the intensity scale and its magnitude range.

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.